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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		repro33
reproductive mutant 33, JAX Reproductive Mutagenisis Program
MGI:3590194
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		repro33/repro33 involves: C3HeB/FeJ * C57BL/6J MGI:3590203


Genotype
MGI:3590203
hm1
Allelic
Composition		 repro33/repro33
Genetic
Background		 involves: C3HeB/FeJ * C57BL/6J
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♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
endocrine/exocrine glands
decreased seminal vesicle weight ( J:92463 )
• low seminal vesicle weight

reproductive system
reproductive system phenotype ( J:92463 )
N
• normal testis histology
abnormal male germ cell morphology ( J:92463 )
• abnormal looped sperm tails
abnormal sperm motility ( J:92463 )
• sperm wiggle but are without forward movement
decreased seminal vesicle weight ( J:92463 )
• low seminal vesicle weight
abnormal sperm number ( J:92463 )
• low epididymal sperm concentration
male infertility ( J:92463 )
• males are infertile and in vitro fertilization has very low success

cellular
abnormal male germ cell morphology ( J:92463 )
• abnormal looped sperm tails
abnormal sperm motility ( J:92463 )
• sperm wiggle but are without forward movement




Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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Send questions and comments to User Support. 		last database update
03/25/2025
MGI 6.24 		The Jackson Laboratory